Question: TELL ME THE TALLEST OF FLAMMABLE SOLID?
Paraphrase: What is the tallest solid that is flammable?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q21073024 . ?ent wdt:P1117 ?obj } ORDER BY DESC(?obj)LIMIT 5 
Answer: tert-butyl alcohol, phenol, strychnine, oxalic acid, picric acid